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The discrete mathematical models of the roundness and cylindricity EST are established; the mathematical models of the generating line straightness, axis straightness, coaxality, circular run—out and total run—out error of the revolution workpiece are put forward and established first based on the EST; the method about how to sample and to process sampling data are given when these models are applied to measure workpleces.

其主要内容是：针对长期以来国内对回转误差运动的有关定义的争论，对回转误差运动的本质进行了讨论，进一步明确了静心与静轴，动心与动轴的概念，并对此进行了数学推导，给出了相应的数学模型；统一了&平动说&和&瞬心说&关于回转轴线的定义，指出了两种学说各自的力学基础和它们的一致性。

Comparing the experimental results with the results calculated using the OCIMF method, the reliability of using the OCIMF method is testified.Thirdly, the basic configuration plan of a ship undocking assisted by different number of tugs is given. The relationships among the gyroidal moment, gyroidal time and drag forces of tugs in the process of ship undocking are analyzed.

三、制定了不同数量拖轮协助船舶出坞时的基本布置形式，给出了不同拖轮协助船舶出坞时的拖轮布置示意图，并试验分析了船舶出坞回转力矩与回转时间和拖轮拖力之间关系，并确定了用于船舶出坞回转的拖轮拖力的余度大小。

Moreover, taking the adsorption process from oven-dry state to the equilibrium state in 20℃,60%RH environment as an example, the dielectric relaxation based on the reorientation of adsorbed water molecules was separated out from that based on the methylol groups in the amorphous region of wood cell wall.

以绝干状态→20℃，60%RH 平衡态的吸湿过程为例，将基于吸着水分子回转取向运动的介电弛豫与基于木材无定形区中伯醇羟基回转取向运动的介电弛豫进行分离，并在 Eyring 的绝对速度反应论的基础上，求得了与吸着水分子进行回转取向运动相关连的热力学量，得到了在吸着过程中吸着水分子与木材吸着点之间的氢键结合随着水分吸着进程的变化情况。

Pneumatic hammer drilling technology with low wob,low rate of revolution and high capacity to break rock is one of the best effective methods to solve the problems of hard rock drilling.It includes air drilling and rotary drilling technology,so its penetration rate is usually two or three times higher than rotary drilling.

空气锤钻井是一种低钻压、低转速、高冲击破岩回转钻进技术，它兼容了气体钻井和冲击回转钻井的优势，其机械钻速一般比回转钻井高，是当今解决硬岩钻井难题的一种有效方法。

Database of physical and chemical properties for solid wastes were constructed through investigation for single typical component and their mixture of solid wastes. The particulate trajectory model and heat transfer model were developed, based on the studies of Characteristics of solid wastes movement and heat mass transfer in rotary kiln. Pyrolysis experiments of solid wastes in lab and pilot scale rotary kiln pyrolyzers were performed. Mechanism of pyrolysis for typical solid wastes was analyzed. The characteristics of pyrolytic products, such as physical and chemical properties, composition and combustibility, etc, were investigated. A neural network model for the prediction of yields and properties of pyrolysis products was developed. Then, the potential applications of pyrolytic products and the substitution of pyrolytic fuels for corresponding commercial furls were investigated. The optimization of energy recovery and utilization for different wastes through pyrolysis was analyzed.

通过对典型固体废物组分及其混合物特性的分析，建立了固体废物的化学特性分析数据库，并据此进行了物理分类；对固体废物在回转窑内的运动和传热特性进行了研究，建立了固体物料的随机颗粒滚动理论模型和传热模型；在小型和中试回转式热解炉上进行了实验；对各种典型固体废物在回转窑内的热解机理和主要热解产物的性质进行了研究；利用神经网络等方法建立了各典型固体废物的热解产物的产率及特性的数学预测模型；对固体废物热解产物的物性、成分、燃烧特性等开展了研究，分析了其与现有商业燃料匹配的可能性；对热解产物的多种应用性能进行了研究，对不同废物热解中的能源回收和利用进行了优化分析。

The performance of a pilot plant with 10 kt/a kiln-method phosphoric acid is discussed: melted temperature of the ball, binders choice, kiln equipment, heat recovery and how to increase P2O5 transformation rate, especially to the scars sticked to the kiln inner wall and material block. The author insists that the CDK kiln phosphoric acid facility is unsuitable for easy construction.

介绍回转窑窑法磷酸1万t/a工业磷酸试验装置的试生产情况，对试验装置的有关问题(料球的软熔温度与黏结剂的选用，回转窑设备与热能利用，如何提高磷矿中P2O5还原率)进行讨论，特别对解决回转窑结圈堵料问题提出了很好的建议并认为目前CDK窑法磷酸还不适宜盲目建设

During air drilling,under the precondition of high drilling speed, pneumatic hammer drilling technology can validly control the well deflection.

空气锤钻井是一种低钻压、低转速、高冲击破岩回转钻进技术，它兼容了气体钻井和冲击回转钻井的优势，其机械钻速一般比回转钻井高，是当今解决硬岩钻井难题的一种有效方法。

Good mixing with air is necessary for high DRE of hazardous wastes with high heat value.Experiments on mean residence time in rotary kiln were executed and model of axial transport in rotating drum was built. Feed rate was firstly introduced into the practical equation for MRT when the holdup is less than 10%.

对影响回转窑内物料颗粒运动特性的因素进行了试验研究，发现在较低的回转窑填充率工况下，给料速率F对固体物料平均停留时间MRT有着较大的影响，首次在现有的回转窑内固体物料平均停留时间NRT计算经验公式中加入了影响因子给料速率F的影响关系。

Since our successful invention of the single-row ball slewing ring in 1984,which ranks in the international advanced level, we have also developed and produced three other types of slewing rings:three-row roller slewing ring,cross-rolling slewing ring and two-row roller slewing rings,altogether four types of slewing rings,amounting to more than 800 specifications.

公司生产单排球式、三排柱式、交叉滚柱式和双排球式四大系列的回转支承共八百多个规格，公司生产的回转支承系列产品批量出口到美国、加拿大、日本、意大利，东南亚和中东等多个国家和地区。2005年公司出口回转支承2099套，其中出口美国1774套，占公司全年销售量的13%。

Ball-bearing slewing bearing turntable connection with the chassis, for the whole 360 ° turn, turn roller bearing Track can be sealed waterproof dust.

球型轴承式回转支承连接转台与底盘，可360°连续全回转，回转支承滚柱轨道密封可防水防尘。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。